/*
 * JasperReports - Free Java Reporting Library.
 * Copyright (C) 2001 - 2025 Cloud Software Group, Inc. All rights reserved.
 * http://www.jaspersoft.com
 *
 * Unless you have purchased a commercial license agreement from Jaspersoft,
 * the following license terms apply:
 *
 * This program is part of JasperReports.
 *
 * JasperReports is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * JasperReports is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with JasperReports. If not, see <http://www.gnu.org/licenses/>.
 */
package net.sf.jasperreports.engine.data;

import net.sf.jasperreports.engine.JRDataSource;
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.JRField;

/**
 * @author Lucian Chirita (lucianc@users.sourceforge.net)
 */
public class ConsumedFirstRecordDataSource implements JRDataSource 
{
	private final JRDataSource dataSource;
	private boolean first;
	
	public ConsumedFirstRecordDataSource(JRDataSource dataSource) 
	{
		this.dataSource = dataSource;
		this.first = true;
	}
	
	@Override
	public boolean next() throws JRException 
	{
		if (first) 
		{
			first = false;
			return true;
		}
		
		return dataSource.next();
	}

	@Override
	public Object getFieldValue(JRField field) throws JRException 
	{
		return dataSource.getFieldValue(field);
	}
}
